Invention Grant
- Patent Title: Systems and method for adjusting a drilling rig
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Application No.: US16548387Application Date: 2019-08-22
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Publication No.: US11035143B2Publication Date: 2021-06-15
- Inventor: Fathalla Shalouf
- Applicant: Saudi Arabian Oil Company
- Applicant Address: SA Dhahran
- Assignee: Saudi Arabian Oil Company
- Current Assignee: Saudi Arabian Oil Company
- Current Assignee Address: SA Dhahran
- Agency: Fish & Richardson P.C.
- Main IPC: E04H12/34
- IPC: E04H12/34 ; E21B15/00

Abstract:
A drilling rig system includes a drilling rig that includes a mast, a pair of hydraulic pistons coupled to a pair of front legs of the mast and configured to apply a first force to the mast, the first force acting in a direction opposing a force generated by a weight of the mast, a plurality of raising lines coupled to a crown block of the mast and to a pair of rear legs of the mast opposite the front legs and configured to apply a second force to the mast, the second force acting in a direction opposing the force generated by the weight of the mast, and a drawworks assembly coupled to the plurality of raising lines and configured to apply a force acting away from the crown block of the mast to at least one of the plurality of raising lines to generate the second force.
Public/Granted literature
- US20210054645A1 Systems and Method for Adjusting a Drilling Rig Public/Granted day:2021-02-25
Information query